100G QSFP28 break to 4x25G SFP28 DAC Direct Attach Copper Cable
Description
Miray's 100GE QSFP28 to 4x25GESFP28 Passive cable assemblies are high performance, cost effective for SFP28 and QSFP28 equipment interconnects.The Hybrid cables are compliant with SFF-8402 and SFF-8665 specifications. It offers a low power consumption, short reach interconnect applications.
The cable each lane is capable of transmitting data at rates up to 25Gb/s, providing an aggregated rate of 100Gb/s.
Features
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Compatible with IEEE 802.3bj,IEEE 802.3by and InfiniBand EDR
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Supports aggregate data rates of 100Gbps
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Optimized construction to minimize insertion loss and cross talk
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Backward compatible with existing QSFP+ connectors and cages
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Pull-to-release slide latch design
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26AWG through 30AWG cable
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Straight and break out assembly configurations available
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Customized cable braid termination limits EMI radiation
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Customizable EEPROM mapping for cable signature
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RoHS compliant
Applications
- Switches,servers and routers
- Data Center networks
- Storage area networks
- High performance computing
- Telecommunication and wireless infrastructure
- Medical diagnostics and networking
- Test and measurement equipment
Recommended Operating Conditions
| Parameter | Symbol | Min. | Typical | Max. | Unit |
| Caseoperating Temperature | TC | 0 | | +70 | °C |
| Supply Voltage | VCCT, R | +3.13 | 3.3 | +3.47 | V |
| Power Dissipation | PD | | | 0.1 | W |
High Speed Characteristics
| Parame ter | Symbol | Min | Typic | Max | Unit | Note |
| Differential Impedance | RIN,P-P | 90 | 100 | 110 | Ώ | |
| Insertion loss | SDD21 | 8 | | 22.48 | dB | At 12.8906 GHz |
| Differential Return Loss | SDD11 SDD22 | 12.45 | | See 1 | dB | At 0.05 to 4.1 GHz |
| 3.12 | | See 2 | dB | At 4.1 to 19 GHz |
| Common-mode to common-mode output return loss | SCC11 SCC22 | 2 | | | dB | At 0.2 to 19 GHz |
| | |
| Differential to common-mode return loss | SCD11SCD22 | 12 | | See 3 | dB | At 0.01 to 12.89 |
| 10.58 | | See 4 | At 12.89 to 19 GHz |
| Differential to common Mode Conversion Loss | SCD21-IL | 10 | | | dB | At 0.01 to 12.89 |
| | | See 5 | At 12.89 to 15.7 |
| 6.3 | | | At 15.7 to 19 GHz |
| Channel Operating Margin | COM | 3 | | | dB | |
Notes:
1. Reflection Coefficient given by equation SDD11(dB) < 16.5 - 2 × SQRT(f ), with f inGHz
2. Reflection Coefficient given by equation SDD11(dB) < 10.66 - 14 × log10(f/5.5), with f inGHz
3. Reflection Coefficient given by equation SCD11(dB) < 22 - (20/25.78)*f, with f inGHz
4. Reflection Coefficient given by equation SCD11(dB) < 15 - (6/25.78)*f, with f inGHz
5. Reflection Coefficient given by equation SCD21(dB) < 27 - (29/22)*f, with f inGHz
Application
Dimension
Product Packing
Compatibility Test
Compatible Brands
Reliablity Assurance
For more details, welcome to inquire us freely.
Product Tags:
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100G Direct Attach Copper Cable , Qsfp28 Dac Cable DDM EMI radiation Images
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